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Finding the Fourth Proportional to 56,473.98, 77,924.07 and 35,249.82

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Solution

The fourth proportional to 56,473.98, 77,924.07 and 35,249.82 is: 48,638.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,473.98 : 77,924.07 = 35,249.82 : x
  2. Step 2: Convert to fraction form
    56,473.98/77,924.07 = 35,249.82/x
  3. Step 3: Cross multiply
    56,473.98x = 77,924.07 × 35,249.82
  4. Step 4: Simplify right side
    56,473.98x = 2,746,809,441.17
  5. Step 5: Solve for x
    x = 2,746,809,441.17/56,473.98
  6. Step 6: Final answer
    x = 48,638.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.